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|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_POWERPC_CPUTABLE_H
#define __ASM_POWERPC_CPUTABLE_H
#include <linux/types.h>
#include <uapi/asm/cputable.h>
#include <asm/asm-const.h>
#ifndef __ASSEMBLY__
/* This structure can grow, it's real size is used by head.S code
* via the mkdefs mechanism.
*/
struct cpu_spec;
typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
typedef void (*cpu_restore_t)(void);
enum powerpc_pmc_type {
PPC_PMC_DEFAULT = 0,
PPC_PMC_IBM = 1,
PPC_PMC_PA6T = 2,
PPC_PMC_G4 = 3,
};
struct pt_regs;
extern int machine_check_generic(struct pt_regs *regs);
extern int machine_check_4xx(struct pt_regs *regs);
extern int machine_check_440A(struct pt_regs *regs);
extern int machine_check_e500mc(struct pt_regs *regs);
extern int machine_check_e500(struct pt_regs *regs);
extern int machine_check_47x(struct pt_regs *regs);
int machine_check_8xx(struct pt_regs *regs);
int machine_check_83xx(struct pt_regs *regs);
extern void cpu_down_flush_e500v2(void);
extern void cpu_down_flush_e500mc(void);
extern void cpu_down_flush_e5500(void);
extern void cpu_down_flush_e6500(void);
/* NOTE WELL: Update identify_cpu() if fields are added or removed! */
struct cpu_spec {
/* CPU is matched via (PVR & pvr_mask) == pvr_value */
unsigned int pvr_mask;
unsigned int pvr_value;
char *cpu_name;
unsigned long cpu_features; /* Kernel features */
unsigned int cpu_user_features; /* Userland features */
unsigned int cpu_user_features2; /* Userland features v2 */
unsigned int mmu_features; /* MMU features */
/* cache line sizes */
unsigned int icache_bsize;
unsigned int dcache_bsize;
/* flush caches inside the current cpu */
void (*cpu_down_flush)(void);
/* number of performance monitor counters */
unsigned int num_pmcs;
enum powerpc_pmc_type pmc_type;
/* this is called to initialize various CPU bits like L1 cache,
* BHT, SPD, etc... from head.S before branching to identify_machine
*/
cpu_setup_t cpu_setup;
/* Used to restore cpu setup on secondary processors and at resume */
cpu_restore_t cpu_restore;
/* Name of processor class, for the ELF AT_PLATFORM entry */
char *platform;
/* Processor specific machine check handling. Return negative
* if the error is fatal, 1 if it was fully recovered and 0 to
* pass up (not CPU originated) */
int (*machine_check)(struct pt_regs *regs);
/*
* Processor specific early machine check handler which is
* called in real mode to handle SLB and TLB errors.
*/
long (*machine_check_early)(struct pt_regs *regs);
};
extern struct cpu_spec *cur_cpu_spec;
extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
extern void set_cur_cpu_spec(struct cpu_spec *s);
extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
extern void identify_cpu_name(unsigned int pvr);
extern void do_feature_fixups(unsigned long value, void *fixup_start,
void *fixup_end);
extern const char *powerpc_base_platform;
#ifdef CONFIG_JUMP_LABEL_FEATURE_CHECKS
extern void cpu_feature_keys_init(void);
#else
static inline void cpu_feature_keys_init(void) { }
#endif
#endif /* __ASSEMBLY__ */
/* CPU kernel features */
/* Definitions for features that we have on both 32-bit and 64-bit chips */
#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001)
#define CPU_FTR_ALTIVEC ASM_CONST(0x00000002)
#define CPU_FTR_DBELL ASM_CONST(0x00000004)
#define CPU_FTR_CAN_NAP ASM_CONST(0x00000008)
#define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00000010)
// ASM_CONST(0x00000020) Free
#define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00000040)
#define CPU_FTR_LWSYNC ASM_CONST(0x00000080)
#define CPU_FTR_NOEXECUTE ASM_CONST(0x00000100)
#define CPU_FTR_EMB_HV ASM_CONST(0x00000200)
/* Definitions for features that only exist on 32-bit chips */
#ifdef CONFIG_PPC32
#define CPU_FTR_L2CR ASM_CONST(0x00002000)
#define CPU_FTR_SPEC7450 ASM_CONST(0x00004000)
#define CPU_FTR_TAU ASM_CONST(0x00008000)
#define CPU_FTR_CAN_DOZE ASM_CONST(0x00010000)
#define CPU_FTR_L3CR ASM_CONST(0x00040000)
#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00080000)
#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00100000)
#define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00200000)
#define CPU_FTR_NO_DPM ASM_CONST(0x00400000)
#define CPU_FTR_476_DD2 ASM_CONST(0x00800000)
#define CPU_FTR_NEED_COHERENT ASM_CONST(0x01000000)
#define CPU_FTR_NO_BTIC ASM_CONST(0x02000000)
#define CPU_FTR_PPC_LE ASM_CONST(0x04000000)
#define CPU_FTR_SPE ASM_CONST(0x10000000)
#define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x20000000)
#define CPU_FTR_INDEXED_DCR ASM_CONST(0x40000000)
#else /* CONFIG_PPC32 */
/* Define these to 0 for the sake of tests in common code */
#define CPU_FTR_PPC_LE (0)
#define CPU_FTR_SPE (0)
#endif
/*
* Definitions for the 64-bit processor unique features;
* on 32-bit, make the names available but defined to be 0.
*/
#ifdef __powerpc64__
#define LONG_ASM_CONST(x) ASM_CONST(x)
#else
#define LONG_ASM_CONST(x) 0
#endif
#define CPU_FTR_REAL_LE LONG_ASM_CONST(0x0000000000001000)
#define CPU_FTR_HVMODE LONG_ASM_CONST(0x0000000000002000)
#define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000000008000)
#define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000000010000)
#define CPU_FTR_ARCH_300 LONG_ASM_CONST(0x0000000000020000)
#define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000000000040000)
#define CPU_FTR_CTRL LONG_ASM_CONST(0x0000000000080000)
#define CPU_FTR_SMT LONG_ASM_CONST(0x0000000000100000)
#define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000000000200000)
#define CPU_FTR_PURR LONG_ASM_CONST(0x0000000000400000)
#define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000000000800000)
#define CPU_FTR_SPURR LONG_ASM_CONST(0x0000000001000000)
#define CPU_FTR_DSCR LONG_ASM_CONST(0x0000000002000000)
#define CPU_FTR_VSX LONG_ASM_CONST(0x0000000004000000)
#define CPU_FTR_SAO LONG_ASM_CONST(0x0000000008000000)
#define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000000010000000)
#define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0000000020000000)
#define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0000000040000000)
#define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0000000080000000)
#define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0000000100000000)
#define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0000000200000000)
/* LONG_ASM_CONST(0x0000000400000000) Free */
#define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0000000800000000)
#define CPU_FTR_TM LONG_ASM_CONST(0x0000001000000000)
#define CPU_FTR_CFAR LONG_ASM_CONST(0x0000002000000000)
#define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0000004000000000)
#define CPU_FTR_DAWR LONG_ASM_CONST(0x0000008000000000)
#define CPU_FTR_DABRX LONG_ASM_CONST(0x0000010000000000)
#define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x0000020000000000)
#define CPU_FTR_POWER9_DD2_1 LONG_ASM_CONST(0x0000080000000000)
#define CPU_FTR_P9_TM_HV_ASSIST LONG_ASM_CONST(0x0000100000000000)
#define CPU_FTR_P9_TM_XER_SO_BUG LONG_ASM_CONST(0x0000200000000000)
#define CPU_FTR_P9_TLBIE_STQ_BUG LONG_ASM_CONST(0x0000400000000000)
#define CPU_FTR_P9_TIDR LONG_ASM_CONST(0x0000800000000000)
#define CPU_FTR_P9_TLBIE_ERAT_BUG LONG_ASM_CONST(0x0001000000000000)
#define CPU_FTR_P9_RADIX_PREFETCH_BUG LONG_ASM_CONST(0x0002000000000000)
#define CPU_FTR_ARCH_31 LONG_ASM_CONST(0x0004000000000000)
#define CPU_FTR_DAWR1 LONG_ASM_CONST(0x0008000000000000)
#define CPU_FTR_DEXCR_NPHIE LONG_ASM_CONST(0x0010000000000000)
#define CPU_FTR_P11_PVR LONG_ASM_CONST(0x0020000000000000)
#ifndef __ASSEMBLY__
#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE)
/* We only set the altivec features if the kernel was compiled with altivec
* support
*/
#ifdef CONFIG_ALTIVEC
#define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
#else
#define CPU_FTR_ALTIVEC_COMP 0
#define PPC_FEATURE_HAS_ALTIVEC_COMP 0
#endif
/* We only set the VSX features if the kernel was compiled with VSX
* support
*/
#ifdef CONFIG_VSX
#define CPU_FTR_VSX_COMP CPU_FTR_VSX
#define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX
#else
#define CPU_FTR_VSX_COMP 0
#define PPC_FEATURE_HAS_VSX_COMP 0
#endif
/* We only set the spe features if the kernel was compiled with spe
* support
*/
#ifdef CONFIG_SPE
#define CPU_FTR_SPE_COMP CPU_FTR_SPE
#define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
#define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
#else
#define CPU_FTR_SPE_COMP 0
#define PPC_FEATURE_HAS_SPE_COMP 0
#define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
#endif
/* We only set the TM feature if the kernel was compiled with TM supprt */
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
#define CPU_FTR_TM_COMP CPU_FTR_TM
#define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM
#define PPC_FEATURE2_HTM_NOSC_COMP PPC_FEATURE2_HTM_NOSC
#else
#define CPU_FTR_TM_COMP 0
#define PPC_FEATURE2_HTM_COMP 0
#define PPC_FEATURE2_HTM_NOSC_COMP 0
#endif
/* We need to mark all pages as being coherent if we're SMP or we have a
* 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
* require it for PCI "streaming/prefetch" to work properly.
* This is also required by 52xx family.
*/
#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
|| defined(CONFIG_PPC_83xx) || defined(CONFIG_PPC_82xx) \
|| defined(CONFIG_PPC_MPC52xx)
#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
#else
#define CPU_FTR_COMMON 0
#endif
/* The powersave features NAP & DOZE seems to confuse BDI when
debugging. So if a BDI is used, disable theses
*/
#ifndef CONFIG_BDI_SWITCH
#define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
#define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
#else
#define CPU_FTR_MAYBE_CAN_DOZE 0
#define CPU_FTR_MAYBE_CAN_NAP 0
#endif
#define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_PPC_LE)
#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
#define CPU_FTRS_740 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \
CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_PPC_LE)
#define CPU_FTRS_750 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \
CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_PPC_LE)
#define CPU_FTRS_750CL (CPU_FTRS_750)
#define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
#define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
#define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX)
#define CPU_FTRS_750GX (CPU_FTRS_750FX)
#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \
CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
#define CPU_FTRS_7400 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_L2CR | \
CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
CPU_FTR_NEED_PAIRED_STWCX | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
CPU_FTR_NEED_PAIRED_STWCX | \
CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
CPU_FTR_NEED_PAIRED_STWCX | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
#define CPU_FTRS_7455 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \
CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7447 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7447A (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_7448 (CPU_FTR_COMMON | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_COMMON | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON)
#define CPU_FTRS_8XX (CPU_FTR_NOEXECUTE)
#define CPU_FTRS_44X (CPU_FTR_NOEXECUTE)
#define CPU_FTRS_440x6 (CPU_FTR_NOEXECUTE | \
CPU_FTR_INDEXED_DCR)
#define CPU_FTRS_47X (CPU_FTRS_440x6)
#define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_NOEXECUTE)
#define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
CPU_FTR_NOEXECUTE)
#define CPU_FTRS_E500MC ( \
CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV)
/*
* e5500/e6500 erratum A-006958 is a timebase bug that can use the
* same workaround as CPU_FTR_CELL_TB_BUG.
*/
#define CPU_FTRS_E5500 ( \
CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG)
#define CPU_FTRS_E6500 ( \
CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
/* 64-bit CPUs */
#define CPU_FTRS_PPC970 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \
CPU_FTR_HVMODE | CPU_FTR_DABRX)
#define CPU_FTRS_POWER5 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX)
#define CPU_FTRS_POWER6 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \
CPU_FTR_DABRX)
#define CPU_FTRS_POWER7 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_CFAR | CPU_FTR_HVMODE | \
CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX )
#define CPU_FTRS_POWER8 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
CPU_FTR_DSCR | CPU_FTR_SAO | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP )
#define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG)
#define CPU_FTRS_POWER9 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
CPU_FTR_DSCR | CPU_FTR_SAO | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_ARCH_207S | \
CPU_FTR_TM_COMP | CPU_FTR_ARCH_300 | CPU_FTR_P9_TLBIE_STQ_BUG | \
CPU_FTR_P9_TLBIE_ERAT_BUG | CPU_FTR_P9_TIDR)
#define CPU_FTRS_POWER9_DD2_0 (CPU_FTRS_POWER9 | CPU_FTR_P9_RADIX_PREFETCH_BUG)
#define CPU_FTRS_POWER9_DD2_1 (CPU_FTRS_POWER9 | \
CPU_FTR_P9_RADIX_PREFETCH_BUG | \
CPU_FTR_POWER9_DD2_1)
#define CPU_FTRS_POWER9_DD2_2 (CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD2_1 | \
CPU_FTR_P9_TM_HV_ASSIST | \
CPU_FTR_P9_TM_XER_SO_BUG)
#define CPU_FTRS_POWER9_DD2_3 (CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD2_1 | \
CPU_FTR_P9_TM_HV_ASSIST | \
CPU_FTR_P9_TM_XER_SO_BUG | \
CPU_FTR_DAWR)
#define CPU_FTRS_POWER10 (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
CPU_FTR_DSCR | CPU_FTR_SAO | \
CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_ARCH_207S | \
CPU_FTR_ARCH_300 | CPU_FTR_ARCH_31 | \
CPU_FTR_DAWR | CPU_FTR_DAWR1 | \
CPU_FTR_DEXCR_NPHIE)
#define CPU_FTRS_POWER11 (CPU_FTRS_POWER10 | CPU_FTR_P11_PVR)
#define CPU_FTRS_CELL (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \
CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX)
#define CPU_FTRS_PA6T (CPU_FTR_LWSYNC | \
CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \
CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX)
#define CPU_FTRS_COMPATIBLE (CPU_FTR_PPCAS_ARCH_V2)
#ifdef CONFIG_PPC64
#ifdef CONFIG_PPC_BOOK3E_64
#define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500)
#else
#ifdef CONFIG_CPU_LITTLE_ENDIAN
#define CPU_FTRS_POSSIBLE \
(CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | CPU_FTRS_POWER8 | \
CPU_FTR_ALTIVEC_COMP | CPU_FTR_VSX_COMP | CPU_FTRS_POWER9 | \
CPU_FTRS_POWER9_DD2_1 | CPU_FTRS_POWER9_DD2_2 | \
CPU_FTRS_POWER9_DD2_3 | CPU_FTRS_POWER10 | CPU_FTRS_POWER11)
#else
#define CPU_FTRS_POSSIBLE \
(CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \
CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \
CPU_FTRS_POWER8 | CPU_FTRS_CELL | CPU_FTRS_PA6T | \
CPU_FTR_VSX_COMP | CPU_FTR_ALTIVEC_COMP | CPU_FTRS_POWER9 | \
CPU_FTRS_POWER9_DD2_1 | CPU_FTRS_POWER9_DD2_2 | \
CPU_FTRS_POWER9_DD2_3 | CPU_FTRS_POWER10 | CPU_FTRS_POWER11)
#endif /* CONFIG_CPU_LITTLE_ENDIAN */
#endif
#else
enum {
CPU_FTRS_POSSIBLE =
#ifdef CONFIG_PPC_BOOK3S_604
CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
CPU_FTRS_7447 | CPU_FTRS_7447A |
CPU_FTRS_CLASSIC32 |
#endif
#ifdef CONFIG_PPC_BOOK3S_603
CPU_FTRS_603 | CPU_FTRS_82XX |
CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
#endif
#ifdef CONFIG_PPC_8xx
CPU_FTRS_8XX |
#endif
#ifdef CONFIG_PPC_47x
CPU_FTRS_47X | CPU_FTR_476_DD2 |
#elif defined(CONFIG_44x)
CPU_FTRS_44X | CPU_FTRS_440x6 |
#endif
#ifdef CONFIG_PPC_E500
CPU_FTRS_E500 | CPU_FTRS_E500_2 |
#endif
#ifdef CONFIG_PPC_E500MC
CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 |
#endif
0,
};
#endif /* __powerpc64__ */
#ifdef CONFIG_PPC64
#ifdef CONFIG_PPC_BOOK3E_64
#define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500)
#else
#ifdef CONFIG_PPC_DT_CPU_FTRS
#define CPU_FTRS_DT_CPU_BASE \
(CPU_FTR_LWSYNC | \
CPU_FTR_FPU_UNAVAILABLE | \
CPU_FTR_NOEXECUTE | \
CPU_FTR_COHERENT_ICACHE | \
CPU_FTR_STCX_CHECKS_ADDRESS | \
CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
CPU_FTR_DAWR | \
CPU_FTR_ARCH_206 | \
CPU_FTR_ARCH_207S)
#else
#define CPU_FTRS_DT_CPU_BASE (~0ul)
#endif
/* pseries may disable DBELL with ibm,pi-features */
#ifdef CONFIG_CPU_LITTLE_ENDIAN
#define CPU_FTRS_ALWAYS \
(CPU_FTRS_POSSIBLE & ~CPU_FTR_HVMODE & ~CPU_FTR_DBELL & \
CPU_FTRS_POWER7 & CPU_FTRS_POWER8E & CPU_FTRS_POWER8 & \
CPU_FTRS_POWER9 & CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \
CPU_FTRS_POWER10 & CPU_FTRS_POWER11 & CPU_FTRS_DT_CPU_BASE)
#else
#define CPU_FTRS_ALWAYS \
(CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \
CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \
CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \
~CPU_FTR_HVMODE & ~CPU_FTR_DBELL & CPU_FTRS_POSSIBLE & \
CPU_FTRS_POWER9 & CPU_FTRS_POWER9_DD2_1 & CPU_FTRS_POWER9_DD2_2 & \
CPU_FTRS_POWER10 & CPU_FTRS_POWER11 & CPU_FTRS_DT_CPU_BASE)
#endif /* CONFIG_CPU_LITTLE_ENDIAN */
#endif
#else
enum {
CPU_FTRS_ALWAYS =
#ifdef CONFIG_PPC_BOOK3S_604
CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
CPU_FTRS_7447 & CPU_FTRS_7447A &
CPU_FTRS_CLASSIC32 &
#endif
#ifdef CONFIG_PPC_BOOK3S_603
CPU_FTRS_603 & CPU_FTRS_82XX &
CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
#endif
#ifdef CONFIG_PPC_8xx
CPU_FTRS_8XX &
#endif
#ifdef CONFIG_PPC_47x
CPU_FTRS_47X &
#elif defined(CONFIG_44x)
CPU_FTRS_44X & CPU_FTRS_440x6 &
#endif
#ifdef CONFIG_PPC_E500
CPU_FTRS_E500 & CPU_FTRS_E500_2 &
#endif
#ifdef CONFIG_PPC_E500MC
CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 &
#endif
~CPU_FTR_EMB_HV & /* can be removed at runtime */
CPU_FTRS_POSSIBLE,
};
#endif /* __powerpc64__ */
/*
* Maximum number of hw breakpoint supported on powerpc. Number of
* breakpoints supported by actual hw might be less than this, which
* is decided at run time in nr_wp_slots().
*/
#define HBP_NUM_MAX 2
#endif /* !__ASSEMBLY__ */
#endif /* __ASM_POWERPC_CPUTABLE_H */
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